TM 9-4940-568-20
2-17
Table 2-1. Unit Level Preventive Maintenance Checks and Services (PMCS) (CONT).
Item
No.
Interval
Item to Be
Inspected
Procedure
Not Mission
Capable If:
1
2
10
Semi-
Annual
Engine
Compartment
a.
Drain engine oil and change engine oil
filter every 250 hrs or semi-annually,
whichever comes first (Para 8-2). Refill with
OE/HDO as required (Table 2-2).
Any Class III leak is
found.
b.
Check engine seals, gaskets and oil lines
for evidence of oil leaks. If leaks exist, replace
appropriate seal or gasket or tighten line.
Any Class III leak is
found.
c.
Check engine wiring for fraying, splits,
missing insulation and loose terminal
connections. Repair wiring if damaged.
Tighten loose connections.
d.
Check alternator (1) mounting hardware
and drive belt (2) for looseness, cracks or
damage. Replace damaged mounting
hardware or belt. Refer to Para 8-31.
e.
Check fuel lines and filter for cracked,
frayed or loose hoses or lines. Check for
evidence of leaks.
Any Class III leak is
found.
